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EP2477342A4 - Procédé et système d'acquisition d'informations d'état de canal - Google Patents

Procédé et système d'acquisition d'informations d'état de canal Download PDF

Info

Publication number
EP2477342A4
EP2477342A4 EP10845572.6A EP10845572A EP2477342A4 EP 2477342 A4 EP2477342 A4 EP 2477342A4 EP 10845572 A EP10845572 A EP 10845572A EP 2477342 A4 EP2477342 A4 EP 2477342A4
Authority
EP
European Patent Office
Prior art keywords
state information
channel state
acquiring channel
acquiring
information
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP10845572.6A
Other languages
German (de)
English (en)
Other versions
EP2477342A1 (fr
EP2477342B1 (fr
Inventor
Yijian Chen
Jun Xu
Bo Dai
Ruyue Li
Junfeng Zhang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZTE Corp
Original Assignee
ZTE Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZTE Corp filed Critical ZTE Corp
Priority to EP18179903.2A priority Critical patent/EP3416299A1/fr
Publication of EP2477342A1 publication Critical patent/EP2477342A1/fr
Publication of EP2477342A4 publication Critical patent/EP2477342A4/fr
Application granted granted Critical
Publication of EP2477342B1 publication Critical patent/EP2477342B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0417—Feedback systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0452—Multi-user MIMO systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/022—Site diversity; Macro-diversity
    • H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
EP10845572.6A 2010-02-12 2010-11-02 Procédé et système d'acquisition d'informations d'état de canal Active EP2477342B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP18179903.2A EP3416299A1 (fr) 2010-02-12 2010-11-02 N ud-e b et équipement utilisateur pour acquérir des informations d'état de canal

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201010125662.3A CN101800628B (zh) 2010-02-12 2010-02-12 一种获取信道状态信息的方法和系统
PCT/CN2010/078341 WO2011097902A1 (fr) 2010-02-12 2010-11-02 Procédé et système d'acquisition d'informations d'état de canal

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP18179903.2A Division EP3416299A1 (fr) 2010-02-12 2010-11-02 N ud-e b et équipement utilisateur pour acquérir des informations d'état de canal
EP18179903.2A Division-Into EP3416299A1 (fr) 2010-02-12 2010-11-02 N ud-e b et équipement utilisateur pour acquérir des informations d'état de canal

Publications (3)

Publication Number Publication Date
EP2477342A1 EP2477342A1 (fr) 2012-07-18
EP2477342A4 true EP2477342A4 (fr) 2017-05-10
EP2477342B1 EP2477342B1 (fr) 2018-08-29

Family

ID=42596137

Family Applications (2)

Application Number Title Priority Date Filing Date
EP10845572.6A Active EP2477342B1 (fr) 2010-02-12 2010-11-02 Procédé et système d'acquisition d'informations d'état de canal
EP18179903.2A Pending EP3416299A1 (fr) 2010-02-12 2010-11-02 N ud-e b et équipement utilisateur pour acquérir des informations d'état de canal

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP18179903.2A Pending EP3416299A1 (fr) 2010-02-12 2010-11-02 N ud-e b et équipement utilisateur pour acquérir des informations d'état de canal

Country Status (8)

Country Link
US (1) US8908811B2 (fr)
EP (2) EP2477342B1 (fr)
JP (1) JP5715649B2 (fr)
KR (1) KR101411474B1 (fr)
CN (1) CN101800628B (fr)
BR (1) BR112012010754B1 (fr)
RU (1) RU2508598C9 (fr)
WO (1) WO2011097902A1 (fr)

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CN101800628B (zh) 2010-02-12 2015-09-16 中兴通讯股份有限公司 一种获取信道状态信息的方法和系统
KR101806878B1 (ko) * 2010-08-16 2018-01-10 삼성전자주식회사 8 개의 전송 안테나들에 대한 코드북 및 그 코드북을 사용하는 통신 시스템
CN101917365B (zh) 2010-08-16 2015-06-03 中兴通讯股份有限公司 一种码本的配置方法、装置和系统
JP5585306B2 (ja) * 2010-08-25 2014-09-10 ソニー株式会社 基地局、無線通信装置、無線通信システム、無線通信方法およびプログラム
CN102468925B (zh) * 2010-11-09 2014-05-28 大唐移动通信设备有限公司 预编码矩阵索引上报及预编码处理方法、系统和装置
CN102045762B (zh) 2010-12-02 2013-07-24 大唐移动通信设备有限公司 一种上报信道状态的方法及装置
EP2677679B1 (fr) 2011-02-14 2019-12-11 ZTE Corporation Procédé et système de précodage dans le cas d'un multiplexage dans un espace en boucle ouverte, et procédé d'indication de précodage
CN102918777B (zh) * 2011-06-03 2015-07-08 华为技术有限公司 发送信道状态信息的方法和设备及系统
EP2767028A4 (fr) * 2011-10-14 2015-06-24 Nokia Solutions & Networks Oy Procédé pour allouer un mode de transmission à un équipement d'utilisateur et appareil pour la mise en oeuvre de ce procédé
US8953699B2 (en) * 2011-11-07 2015-02-10 Google Technology Holdings LLC Method and apparatus for CSI feedback for joint processing schemes in an orthogonal frequency division multiplexing communication system with coordinated multi-point transmission
GB2496458A (en) * 2011-11-14 2013-05-15 Renesas Mobile Corp Transmission of channel state information
CN103220090B (zh) * 2012-01-19 2017-03-22 中国移动通信集团公司 码本反馈方法及信号接收装置、信号发送方法及装置
US9755721B2 (en) * 2012-11-09 2017-09-05 Lg Electronics Inc. Method for feeding back channel state information in wireless communication system and apparatus therefor
WO2014109622A1 (fr) * 2013-01-14 2014-07-17 엘지전자 주식회사 Procédé de rapport d'informations d'état de canal pour formation de faisceau tridimensionnel dans un système de communication sans fil et dispositif associé
CN103945536B (zh) * 2013-01-17 2017-09-19 上海贝尔股份有限公司 支持独立配置的载波结构以及资源分配方法
US9294172B2 (en) * 2013-01-25 2016-03-22 Lg Electronics Inc. Method and apparatus for reporting downlink channel state
EP2961228B1 (fr) * 2013-03-12 2018-08-08 Huawei Technologies Co., Ltd. Procédé et dispositif de commande de puissance
US9768849B2 (en) * 2013-04-04 2017-09-19 Lg Electronics Inc. Method and apparatus for reporting channel status information in wireless communication system
JP6194952B2 (ja) * 2013-04-23 2017-09-13 富士通株式会社 通信システム、通信方法、ユーザ端末、制御方法、及び、接続基地局
KR102160008B1 (ko) * 2013-06-17 2020-09-25 삼성전자 주식회사 채널 상태 정보 송수신 방법 및 장치
CN104348590B (zh) * 2013-07-25 2019-02-01 中兴通讯股份有限公司 反馈信道状态信息的方法、终端及获取预编码的基站
CN104348575A (zh) * 2013-07-26 2015-02-11 中兴通讯股份有限公司 一种预编码矩阵反馈方法和终端
CN104811229B (zh) * 2014-01-24 2020-09-08 中兴通讯股份有限公司 信道状态信息处理方法、装置、终端及基站
CN104883236B (zh) * 2014-02-28 2019-03-15 中兴通讯股份有限公司 一种多输入多输出系统及其传输方法和用户设备
WO2017080132A1 (fr) * 2015-11-12 2017-05-18 Intel IP Corporation Système et procédé de mesure de qualité de canal en transmission superposée à utilisateur unique
CN107872259B (zh) * 2016-09-27 2020-10-27 电信科学技术研究院 一种码本生成方法和通信设备
US10985822B2 (en) * 2016-09-29 2021-04-20 Sharp Kabushiki Kaisha Base station apparatus, terminal apparatus, and communication method
CN110545130B (zh) * 2016-11-04 2020-08-07 华为技术有限公司 信道状态信息接收方法、用户设备和网络设备
CN106708786A (zh) * 2016-12-25 2017-05-24 杭州博烁晟斐智能科技有限公司 一种基于传感器检测的铁塔问题严重程度计算方法及系统
CN109150411B (zh) * 2017-06-16 2021-06-18 北京紫光展锐通信技术有限公司 信道状态信息上报方法、装置及用户设备
CN109560847B (zh) * 2017-09-26 2022-05-13 华为技术有限公司 信道状态信息反馈和接收方法、发送端设备和接收端设备
CN113301602B (zh) * 2021-05-13 2022-02-08 深圳市云之声科技有限公司 5g智能网关

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Also Published As

Publication number Publication date
KR101411474B1 (ko) 2014-06-24
US20120207240A1 (en) 2012-08-16
EP2477342A1 (fr) 2012-07-18
CN101800628B (zh) 2015-09-16
JP5715649B2 (ja) 2015-05-13
RU2508598C2 (ru) 2014-02-27
KR20120048041A (ko) 2012-05-14
BR112012010754A2 (pt) 2020-09-08
JP2013520045A (ja) 2013-05-30
US8908811B2 (en) 2014-12-09
EP3416299A1 (fr) 2018-12-19
BR112012010754B1 (pt) 2021-06-01
RU2508598C9 (ru) 2014-06-27
CN101800628A (zh) 2010-08-11
WO2011097902A1 (fr) 2011-08-18
EP2477342B1 (fr) 2018-08-29

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